Product Name:ControlLogix 5580 Controllers
Brand Name:Allen Bradley
Model Number:1756-L81E
Country of Origin:Mexico
Warranty: 12 Months
Whatsapp：+86 18159889985
Email：[email protected]
Brand Name: |
Allen Bradley |
Model Number: |
1756-L81E |
Country of Origin: |
Mexico |
Packaging Details: |
Original new Factory Sealed |
Delivery Time: |
in stock |
Payment Terms: |
T/T |
|
Sales Manager: |
Stella |
|
Send an email: |
|
|
Contact in Whatsapp: |
| Parameter | Specification |
|---|---|
| Model Number | 1756-L81E |
| Product Type | ControlLogix 5580 Controller |
| Manufacturer | Allen-Bradley / Rockwell Automation |
| User Memory | 3 MB |
| Built-in Ethernet Port | 1 × Gigabit EtherNet/IP (10/100/1000 Mbps) |
| USB Port | 1 × USB 2.0 Full Speed (12 Mbps) |
| Controller Tasks | 32 Tasks |
| Programs per Task | Up to 1000 |
| Maximum Digital I/O | 128,000 Points |
| Maximum Analog I/O | 4,000 Points |
| Total I/O Capacity | 128,000 Points |
| Nonvolatile Memory | 4 GB SD Card (1784-SD4) |
| Power Dissipation | 6.2 W |
| Thermal Dissipation | 21.2 BTU/hr |
| Isolation Voltage | 50 V Continuous |
| Current Draw @ 5.1V DC | 1.20 A |
| Current Draw @ 1.2V DC | 5.0 mA |
| Number of Power Cycles | 80,000 |
| Chassis Compatibility | 1756-A4/A7/A10/A13/A17 Series B & C |
| Slot Width | 1 Slot |
| Mounting Location | Any Slot in 1756 Chassis |
| Dimensions (Approx.) | 145 × 38 × 140 mm (5.71 × 1.50 × 5.51 in.) |
| Weight | 0.394 kg (0.868 lb) |
| Operating Temperature Code | T4 |
| Enclosure Rating | Open Type |
1756-L81E is a high-performance programmable automation controller from the ControlLogix 5580 family, designed to deliver fast processing, advanced connectivity, and scalable control for modern industrial automation systems. Equipped with an embedded Gigabit EtherNet/IP port, it enables efficient communication between controllers, I/O devices, drives, and supervisory networks.
As part of the ControlLogix 5580 platform, 1756-L81E provides 3 MB of user memory and supports large-scale distributed control architectures with extensive digital and analog I/O capacity. Related models including 1756-L82E, 1756-L83E, 1756-L84E, and 1756-L85E offer expanded memory options for increasingly complex applications.
The 1756-L81E is widely deployed in manufacturing plants, process industries, power facilities, and infrastructure projects where high-speed control, secure communication, and reliable system performance are essential. Its flexible architecture helps simplify integration while supporting future automation expansion requirements.
Power Plants: Used for generator control systems, turbine automation, plant-wide monitoring, and relay protection integration.
Substations: Enable bus differential protection, intelligent switchyard automation, remote I/O management, and SCADA communication.
Chemical Plants: Support process control automation, batch processing systems, and intrinsically safe monitoring applications.
Steel Mills: Perform machine sequencing, conveyor coordination, and process control in environments with high temperatures and electromagnetic interference.
Machinery Manufacturing Plants: Control robotic workstations, automated assembly lines, packaging equipment, and precision production systems.
Oil & Gas Facilities: Manage compressor stations, pipeline monitoring, and distributed process control networks.
Water & Wastewater Plants: Support pumping systems, treatment automation, and remote telemetry control.
Q1: What is the memory capacity of the 1756-L81E?
A1: The 1756-L81E provides 3 MB of standard user memory for automation applications.
Q2: Does the 1756-L81E include built-in Ethernet communication?
A2: Yes, it features an embedded 10/100/1000 Mbps EtherNet/IP port.
Q3: How many I/O points can the 1756-L81E support?
A3: The controller supports up to 128,000 total I/O points, depending on system configuration.
Q4: Which software is used to program the 1756-L81E?
A4: The controller is programmed and configured using Studio 5000 Logix Designer software.
Q5: What industries commonly use the 1756-L81E?
A5: It is widely used in power generation, oil and gas, manufacturing, chemical processing, water treatment, and infrastructure automation systems.
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